Gunther Zehetner (commitname guz, mediawiki.org User:optimale) now has extensions access.

"I created the SemanticQueryFormTool extension (http://www.mediawiki.org/w/index.php/Extension:SemanticQueryFormTool) and would like to make the new MW 1.17 and SMW 1.6 compatible version (which will be rewritten and renamed to SemanticPropertyTools) available via svn.wikimedia.org."

Welcome!